Question

What is the value of (549)²-(548)² ?
If XYP + ZYQ =85°,then PYQ is?

Answer 1

Answer:

(549)^2-(548)^2

(549+548)×(549-548)

1097×1

1097

Answer 2

hey mate ,

1.

${(549)}^{2} - {(548)}^{2}$

${(a)}^{2} - {(b)}^{2} = (a + b)(a - b)$

$(549 + 548)(549 - 548)$

1097 is the answer